Patents by Inventor James W. Wesevich

James W. Wesevich has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Shock tube
    Patent number: 6763696
    Abstract: A shock tube comprises a driver section, an expansion section connected to the driver section, and an extension connected to the expansion section. Shock absorbent material is disposed within a cavity defined by the driver section and extension section. At least one active vent is disposed over respective holes in the extension section that are connected to the cavity. The extension section is adjustable between one of at least two positions such that a length of the extension section in a first position is longer than a length of the extension section in a second position. The length of the gas column contained within the driver section can also be adjusted by the position of a movable bulkhead.
    Type: Grant
    Filed: January 17, 2002
    Date of Patent: July 20, 2004
    Assignee: Baker Engineering and Risk Consultants, Inc.
    Inventors: James Kelly Thomas, Michael J. Lowák, Adrian J. Pierorazio, Quentin A. Baker, Ming Jun Tang, James W. Wesevich, Michael A. Polcyn